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Maintenance and inspection of hinges, fittings, and friction stays.
Instructions for cleaning glazing, sash, and frame using soft cloths and mild detergent.
Care for the powder-coated aluminium external sash, including cleaning and scratch repair.
Maintenance of the pine window frame, including cleaning and repair of surface treatment.
Recommendations for masking tape and obtaining repair paint or lacquer.
How to remove crystallised resin from wood frames.
Explains condensation on the outside of double-glazed windows.
Discusses condensation inside, its causes, and how to combat it.
What to do if condensation forms between glass panes.
Standards for visible aluminium surface defects.
Quality standards and treatment for pine wood frames.
Allowable glass impurities and warranty for scratches.
Explanation of perceived colour differences in glazing.
Warning about cracks due to uneven heat and prohibited actions.
How to open and adjust friction arms on the sash.
How to clean guide rails for the topguided window.
How to open the window and its fire escape catch mechanism.
Adjusting the friction arm on the bottom edge.
Maintaining guide rails and hinges for the sidehung window.
Adjusting friction in guide rails using screws.
Cleaning the external sash from inside and guide rail maintenance.
Fixed windows need no maintenance; conversion options exist.
Opening, reversing, and cleaning the reversible window.
Operation of safety restrictor and friction arm guide rail care.
Opening, reversing, and cleaning the reversible window.
Adjusting friction arm and keeping guide rails clean.
How to open sidehung and tophung internal sashes.
Procedure for removing a tophung internal sash, requiring two people.
How the patio door opens and its friction arm.
Maintaining guide rails, hinges, and adjusting the friction arm.
How to open and slide the window door.
Cleaning guide rails and noting complex adjustment needs.
Description of standard, child-lock, lockable, and cylinder handles.
How to operate VELFAC 200 windows using a wall panel or remote control.
Oiling the bolts of the handle annually for lubrication.
Operation and importance of the safety restrictor.
Limiting opening and preventing unwanted entry with PN-fitting.
Function of window stay and click vent for ventilation.
Role of the friction arm in holding the window open and adjustment.
Description of a fixed mullion that cannot be moved.
How the French casement mullion disconnects for opening.
The removable mullion for fire escape scenarios.